01-30
 
DTC  
DTC text  
Corrective action  
SAE  
VAG  
  
  
P1127   17535   Bank 1, mixture adaptation (mult.)  
System too rich  - Road test vehicle (fuel in oil).
- Check fuel system pressure   Page 24
-33
- Check Mass Air Flow (MAF) sensor   Page 24
-60
- Check intake system for leaks (false air)   Page 24
-68
P1128   17536   Bank 1, mixture adaptation (mult.)  
System too lean  - Check oxygen sensor before catalytic converter   Page 24
-71
- Check oxygen sensor behind catalytic converter   Page 24
-87
- Check fuel injectors   Page 24
-38
 .
Note:  
mult. = multiplicative, means that malfunction is valid across entire range of engine speed and engine load. 
Pa
ge 16 of 40 Dia
gnostic Trouble Code 
(DTC
) table
11/21/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.FU06.01.3